import node;

//constants
var SPEED: int const = 10;
var WIDTH: int const = 143;
var HEIGHT: int const = 75;



//lifecycle functions
fn onLoad(node: opaque) {
	print "onLoad() called";
}

fn onInit(node: opaque) {
	print "onInit() called";

	node.loadNodeTexture("sprites:/little_plane.png");
}

fn onStep(node: opaque) {
	//TODO: move
}

fn onFree(node: opaque) {
	print "onFree() called";

	node.freeNodeTexture();
}

fn onDraw(node: opaque) {
//	print "onDraw() called";
	var parent: opaque = node.getParentNode();

	var px = 0;
	var py = 0;

	//TODO: get world position
	if (parent != null) {
		px = parent.getNodePositionX();
		py = parent.getNodePositionY();
	}

	node.drawNode(node.getNodePositionX() + px, node.getNodePositionY() + py, WIDTH, HEIGHT);
}

//event functions
fn onKeyDown(node: opaque, event: string) {
	if (event == "character_up") {
		node.setNodeMotionY(-SPEED);
		return;
	}

	if (event == "character_down") {
		node.setNodeMotionY(SPEED);
		return;
	}

	if (event == "character_left") {
		node.setNodeMotionX(-SPEED);
		return;
	}

	if (event == "character_right") {
		node.setNodeMotionX(SPEED);
		return;
	}
}

fn onKeyUp(node: opaque, event: string) {
	if (event == "character_up" && node.getNodeMotionY() < 0) {
		node.setNodeMotionY(0);
		return;
	}

	if (event == "character_down" && node.getNodeMotionY() > 0) {
		node.setNodeMotionY(0);
		return;
	}

	if (event == "character_left" && node.getNodeMotionX() < 0) {
		node.setNodeMotionX(0);
		return;
	}

	if (event == "character_right" && node.getNodeMotionX() > 0) {
		node.setNodeMotionX(0);
		return;
	}
}

fn onMouseMotion(node: opaque, x: int, y: int, xrel: int, yrel: int) {
	// print "entity.toy:onMouseMotion(" + string x + ", " + string y + ", " + string xrel + ", " + string yrel + ")";
}

fn onMouseButtonDown(node: opaque, x: int, y: int, button: string) {
	// print "entity.toy:onMouseButtonDown(" + string x + ", " + string y + ", " + button + ")";

	//jump to pos
	node.setNodePositionX(x - WIDTH / 2);
	node.setNodePositionY(y - HEIGHT / 2);
}

fn onMouseButtonUp(node: opaque, x: int, y: int, button: string) {
	// print "entity.toy:onMouseButtonUp(" + string x + ", " + string y + ", " + button + ")";
}

fn onMouseWheel(node: opaque, xrel: int, yrel: int) {
	// print "entity.toy:onMouseWheel(" + string xrel + ", " + string yrel + ")";
}